Black Box ACS120 Uživatelská příručka stáhnout pdf (Strana 260)

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Syslog

260 BLACK BOX ® Advanced Console Server

Example to listen to messages from one client (IP address=10.0.0.1) on UDP port 999:

source s_udp_10 { udp(ip(10.0.0.1) port(999)); };

Task 3: Define filters.

To define filters use this statement:

filter <identifier> { expression; };

where:

The following internal functions are available:

Some Examples of Defining Filters

1) To filter by facility:

filter f_facilty { facility(<facility name>); };

identifier Has to uniquely identify this given filter.

expression Boolean expression using internal functions, which has to evaluate to true

for the message to pass.

a) facility(<facility

code>)

Selects messages based on their facility code.

b) level(<level code>) or

priority(<level code>)

Selects messages based on their priority.

c) program(<string>) Tries to match the <string> to the program name field of the

log message.

d) host(<string>) Tries to match the <string> to the hostname field of the log

message.

e) match(<string>) Tries to match the <string> to the message itself.

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